The sum of -15x^2 -5x + 11 and another polynomial expression is -9x^2 + 3x -10. What is the other polynomial expression?

A. 24x^2 + 8x - 8

B. 6x^2 + 8x - 21

C. -24x^2 + 8x + 8

D. -24x^2 + 8x - 8

There are several unique characteristics of qualitative research that make it distinct from quantitative research. describe the aspects of qualitative research and the elements of design that contribute to the rigor of the work. what actions of the researcher can compromise the integrity of the findings?

Part a : solve -vp + 40 < 65 for v part b : solve 7w - 3r = 15 for r show your work .

Rhombus adef is inscribed into a triangle abc so that they share angle a and the vertex e lies on the side bc . what is the length of the side of the rhombus if ab=c, and ac=b.